✍ 📁 🙈 🙉 🙊 : CSS display flex justify-content

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CSS flex-direction

#DPid { position: fixed;top:300px ; left:250px;
        background-color: #a5def5;
        width: 240px;
        height: 240px;
        display: flex;
        flex-wrap: wrap; /*wrap|nowrap|wrap-reverse*/
        justify-content : center	; 
        flex-direction : row;   }

.item{ width: 50px; height: 40px;
       font-size: 40px ; color: white;
       background-color: #00A0E9;
       margin: 10px;
       display:flex ; 
       justify-content: center;
       align-items : center; }

#inputdiv { position: fixed;top:20px ; left:5px; }
#inputdiv table {font-size: 20px;}
</style>

<table><tbody>
<tr><td>flex-direction : 
</td><td><label>
<input type="radio" name="flexDirection"  checked="checked" 
onchange="DPid.style.flexDirection='row'" >row</label>
</td><td><label>
<input type="radio" name="flexDirection" name="flexFlow"   onchange="DPid.style.flexDirection='row-reverse'">row-reverse</label>
</td><td><label>
<input type="radio" name="flexDirection" name="flexFlow"   onchange="DPid.style.flexDirection='column'">column</label>
</td><td><label>
<input type="radio" name="flexDirection" name="flexFlow"   onchange="DPid.style.flexDirection='column-reverse'">column-reverse</label>
</td></tr></tbody></table>

<br>

<table><tbody>
<tr><td> flex-wrap :
</td><td><label>
<input type="radio" name="flex-wrap" checked="checked" onchange="DPid.style.flexWrap='wrap'" >wrap</label>
</td><td><label>
<input type="radio" name="flex-wrap" onchange="DPid.style.flexWrap='nowrap'" >nowrap</label>
</td><td><label>
<input type="radio" name="flex-wrap" 
onchange="DPid.style.flexWrap='wrap-reverse'" >wrap-reverse</label>
</td></tr></tbody></table>
 
<br>

<table><tbody>
<tr><td width="130px">justify-content :
</td><td><label>
<input type="radio" name="flexFlow" checked="checked" onchange="DPid.style.justifyContent='center'" >center</label>
</td><td><label>
<input type="radio" name="flexFlow" onchange="DPid.style.justifyContent='start'" >start</label>
</td><td><label>
<input type="radio" name="flexFlow"  onchange="DPid.style.justifyContent='end'" >end</label>
</td><td><label>
<input type="radio" name="flexFlow"  
onchange="DPid.style.justifyContent='left'" >left</label>
</td><td><label>
<input type="radio" name="flexFlow" name="flexFlow"   onchange="DPid.style.justifyContent='right'">right</label>
</td></tr></tbody></table>

<table><tbody>
<tr><td width="130px" >  </td>
</td><td><label>
<input type="radio" name="flexFlow"  
onchange="DPid.style.justifyContent='flex-start'" >flex-start</label>
</td><td><label>
<input type="radio" name="flexFlow" name="flexFlow"   onchange="DPid.style.justifyContent='flex-end'">flex-end</label>
</td></tr></tbody></table>

<table><tbody>
<tr><td width="130px" >  </td>
</td><td><label>
<input type="radio" name="flexFlow"  
onchange="DPid.style.justifyContent='space-between'" >space-between</label>
</td><td><label>
<input type="radio" name="flexFlow" name="flexFlow"   onchange="DPid.style.justifyContent='space-around'">space-around</label>
</td><td><label>
<input type="radio" name="flexFlow" name="flexFlow"   onchange="DPid.style.justifyContent='space-evenly'">space-evenly</label>

</td></tr></tbody></tbody>
</div>

</div>

Edit

#html #style #script #javascript #CSS #CSS flex-direction #flex-direction #justifyContent #row-reverse #flex-flow #column #column-reverse #flex-direction #flex-wrap #space-between #flex-grow #flex-shrink #flex-basis #排列對齊 #flex-start

CSS justify-content

<pre><t1>    CSS  justify-content 屬性介紹</t1>
      內容物會依照交錯軸線排列成一行。
<table border="1"><tbody>
<tr><th>  屬性 </th><th> 描述 </th></tr>
<tr><td> center     </td><td> 置中對齊 </td></tr>
<tr><td> start      </td><td>對齊主軸線最前端 </td></tr>
<tr><td> end        </td><td> 對齊主軸線最終端 </td></tr>

<tr><td> flex-start </td><td> 靠左對齊 </td></tr>
<tr><td> flex-end   </td><td> 靠右對齊 </td></tr>
<tr><td> left       </td><td> 從左邊位置開始排列 </td></tr>
<tr><td> right      </td><td> 從右邊位置開始排列 </td></tr>

<tr><td> space-between </td><td> 分散對齊  </td></tr>
<tr><td> space-around  </td><td> 分散對齊( 左右邊 間距一半） </td></tr>
<tr><td> space-evenly  </td><td> 均分對齊（左右邊 間距一致） </td></tr>
<tr><td> stretch       </td><td> 均勻排列每個元素</td></tr>

<tr><td> inherit      </td><td>繼承</td></tr>
<tr><td> initial     </td><td> 最初的</td></tr>
<tr><td> revert       </td><td>恢復</td></tr>
<tr><td> revert-layer </td><td>還原層</td></tr>
<tr><td> unset        </td><td>取消设定</td></tr>
<tbody></table>

<t1>    CSS  flex-direction 屬性介紹</t1>
     這個屬性是用來控制主軸方向，預設值為由左到右
<table border="1"><tbody>
<tr><th> 屬性 </th><th> 描述 </th></tr>
<tr><td> row            </td><td>水平顯示      </td></tr>
<tr><td> row-reverse    </td><td>水平顯示 逆轉 </td></tr>
<tr><td> column         </td><td>垂直顯示      </td></tr>
<tr><td> column-reverse </td><td>垂直顯示 逆轉 </td></tr>
<tr><td> initial        </td><td>最初的       </td></tr>
<tr><td> inherit        </td><td>繼承         </td></tr>
<tbody></table>
</pre>
<style>
pre ,table  {font-size: 20px ;}
td , th {padding:0 10px 0 10px}
t1{font-size: 30px;color : blue;font-weight : bold;}
r {color : red}
</style>

<sel>
CSS main div { justify-content :
<select onchange="mainDIV.style.justifyContent=this.value;DDP() ">
   <option value="center"  > center  </option>
   <option value="start"   > start   </option>
   <option value="end"     > end     </option>

<option value="flex-start" > flex-start     </option>
   <option value="flex-end"   > flex-end </option>
   <option value="left"       > left</option>
   <option value="right"      > right</option>

<option  value="space-between" > space-between  </option>
   <option value="space-around"   > space-around   </option>
   <option value="space-evenly"   > space-evenly   </option>
   <option value="stretch"        > stretch        </option>

<option value="inherit"        > inherit      </option>
   <option value="initial"        > initial      </option>
   <option value="revert"         > revert       </option>
   <option value="revert-layer"   > revert-layer </option>
   <option value="unset"          > unset        </option>

</select> ; } <br>

CSS main div { align-items :
<select onchange="mainDIV.style.alignItems=this.value;DDP() ">
   <option value="center"     > center     </option>
   <option value="flex-start" > flex-start </option>
   <option value="flex-end"   > flex-end   </option>
   <option value="stretch"    > stretch    </option>
   <option value="baseline"   > baseline   </option>
   <option value="initial"    > initial    </option>
 </select> ; }
<br>

CSS main div { flex-direction :
<select onchange="mainDIV.style.flexDirection =this.value;DDP() ">
   <option value="row"            > row            </option>
   <option value="row-reverse"    > row-reverse    </option>
   <option value="column"         > column         </option>
   <option value="column-reverse" > column-reverse </option>
   <option value="initial"        > initial        </option>
   <option value="inherit"        > inherit	   </option>
 </select> ; }
</sel>

#mainDIV {height:500px;width:100%;
          background-color: linen;
          display: flex;
          justify-content: center ;
          flex-flow: row;
          align-items: center ; 
          flex-direction :row  }

#div1,#div2,#div3,#div4,#div5,#div6,#div7,#div8,#div9 {
  width:70px;
  background-color:pink;
  margin: 10px;
  text-align: center;
  line-height: 75px;
  font-size: 30px; 
  display:flex ; 
  justify-content: center;
  align-items : center; }
 
 #div1{height:40px;order: 1 }
 #div2{height:60px;order: 2}
 #div3{height:80px;order: 3}
 #div4{height:100px;order: 4}

#pp { font-size: 30px;
      font-weight : bold;
      color : black ; 
      position: fixed;
      top:40% ; left:150px }

</style>

} DDP( );</script>

Edit

#html div #style #script #javascript #CSS #flex Order #CSS flex Order #flex: initial #flex: auto #flex: none #flex: 1 #flex: 1 1 auto #改變比例 #改變比例 #CSS align-items #CSS flex-direction #CSS justify-content #row #column #row-reverse #column-reverse #flex #baseline

CSS 排列對齊 flex-wrap,

</div>
</div>

<div class="st">
display:flex ;
 
 flex-wrap:
<select onchange="Mdiv.style.flexWrap = this.value">
    <option value="nowrap"       > wrap-reverse  </option>
    <option value="wrap"         > wrap          </option>
    <option value="wrap-reverse" > wrap-reverse  </option>
</select> <Br>

justifyContent :  
<select onchange="Mdiv.style.justifyContent = this.value" >
   <option value="initial"       >  initial      </option>
   <option value="flex-start"    > flex-start    </option>
   <option value="flex-end"      > flex-end      </option>
   <option value="space-between"> space-between </option>

<option value="space-around"  > space-around  </option>
   <option value="space-evenly"  > space-evenly  </option>
   <option value="center "       >  center       </option>
   <option value="initial"       >  initial      </option>
</select>  <br>

</div>

.st ,.st select { font-size: 22px; }

#MMdiv{ width:100%;height:600;
        display: flex;
        justify-content: center;
        align-items : center;     }

#Mdiv{ width:70%;height:500;
       overflow:scroll;
       border: 3px solid black; 
       display: flex;
       flex-wrap: initial;
       justify-content: initial;    }

</style>

Edit

#flex-wrap #flex-wrap () #擠壓對齊掛列 img #擠壓對齊掛列 div #script javascript #javascript #wrap #wrap-reverse #nowrap #html #img #div #justifyContent #flex-start #flex-end #space-between #space-around #space-evenly #center #平分兩端對齊 #整體平均分配 #script #CSS #script

[CSS] display:none和visibility:hidden的差別

[CSS] display:none
visibility:hidden 的差別

<div id="Dis" style="width:100%; height:400px;border: 1px solid blue; " >
    <div id="box1">display:block</div>
    <div id="box2">display:block</div>
    <div id="box3">display:block</div>
    <div id="box4">display:block</div>
</div>
  
<label class="container">display:block
  <input type="radio" checked="checked" name="radio" value="block" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>
<label class="container">display:none
  <input type="radio" name="radio" value="none" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>
<label class="container">display:inline
  <input type="radio" name="radio" value="inline" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>
<label class="container">display:inline-block
  <input type="radio" name="radio" value="inline-block" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>
<label class="container">display:list-item
  <input type="radio" name="radio" value="list-item" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>
<label class="container">display:inline-table	
  <input type="radio" name="radio" value="inline-table" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>
<label class="container">display:inherit	
  <input type="radio" name="radio" value="inherit" onclick="Fflex(this)">
  <span class="checkmark"></span>
</label>

box1.innerHTML ="display:" + x.value;
box2.innerHTML ="display:" + x.value;
box3.innerHTML ="display:" + x.value;
box4.innerHTML ="display:" + x.value;
}

</script>
 
<style>
#box1, #box2, #box3, #box4{background-color: yellow;color:red;
     border: 1px solid blue;width:130px; height:80px;   
     padding: 5px;font-size: 20px ;display:block; }
</style>

.container .checkmark:after { top: 9px;
                              left: 9px;
                              width: 8px;
                              height: 8px;
                              border-radius: 50%;
                              background: white;}
</style>

<div style="font-size: 30px;text-align:center;color:blue;
            font-weight: bold;">
css display:none or visibility:hidden<br>
 都可以隱藏欄位或物件 差別
</div>

<div style="font-size: 20px">
<pre> visibility:hidden  物件內容隱藏了,的位置保持著不會消失
 display:none       物件內容連原本所在的位置都一起被隱藏了    
</pre></div>

#txt{font-size:25px}

#ta{width:100%;font-size:25px}
#ta td{text-align:center}
</style>

x.style.visibility= vv ;
x.style.display= dd;

tt1.innerHTML = "id3.style.display=" + dd ;
tt2.innerHTML = "ccs     id3{ display:" + dd +" }";

tt3.innerHTML = "id3.style.visibility=" + vv;
tt4.innerHTML = "ccs     id3{visibility:" + vv +" }";

//alert( "dd="+dd +" vv="+vv +"---" +x.style.display) 
}
handleClick( "inline","visible") ;
</script>

.container .checkmark:after { top: 9px;
                              left: 9px;
                              width: 8px;
                              height: 8px;
                              border-radius: 50%;
                              background: white;}
</style>
<br>
<center>
<label class="container">inline 
  <input type="radio" checked="checked" name="radio"
     onclick="handleClick('inline','visible')" >
  <span class="checkmark"></span>
</label>
<label class="container">block
  <input type="radio" name="radio"
     onclick="handleClick('block','visible')" >
  <span class="checkmark"></span>
</label>
<label class="container">none
  <input type="radio" name="radio"
     onclick="handleClick('none','visible')" >
  <span class="checkmark"></span>
</label>
<label class="container">visibility:hidden
  <input type="radio" name="radio"
     onclick="handleClick('inline','hidden')" >
  <span class="checkmark"></span>
</label>
</center>

Edit

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CSS flex-direction

CSS justify-content

CSS 排列對齊 flex-wrap,

[CSS] display:none和visibility:hidden的差別

[CSS] display:none
visibility:hidden 的差別

window Resize

html 測試 左入右出

html 測試 上入下出

html 測試 單入單出

html 測試 左單右單

CSS flex-direction

CSS justify-content

CSS 排列對齊 flex-wrap,

[CSS] display:none和visibility:hidden的差別

[CSS] display:none visibility:hidden 的差別

html 測試左入右出

html 測試上入下出

html 測試單入單出

html 測試左單右單

[CSS] display:none
visibility:hidden 的差別